Surname Tontay (Tontay 
) , around the globe, is a rare last name. The cognomen Tontay is habitual in Myanmar, where it is a rare surname, Philippines, where it is a very rare surname, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Myanmar, Philippines, and India. Likewise, Tontay is the forename as well as the last name.